Question

Ques 18. Case Study 2- Amidst this pandemic, Ravi is not able to go out and enjoy his

favourite fast food. So, he and his younger brother Rishi made pizza at home. While cutting

the pizza, Ravi thought of a concept he recently learned in maths class and explained it to

Rishi.

Q1. If the pizza is of radius 7cm and is cut into two equal pieces then what will be the

perimeter of each piece?

a)36cm. b) 14cm. c) 21cm. d)28cm.

Q2. If the pizza is cut into 8 pieces the shape of each piece is?

a)Triangle b) circle c) semi-circle d) sector

Q3. What will be the angle at the centre of each piece mentioned above?

a)30⁰ b) 45⁰ c) 60⁰ d) 90⁰

Q4. Find the ratio of perimeter of one pisemi-circular piece to the circumference of the

pizza.

a)8:11 b) 9:11 c) 10:11 d) 11:12

Q5. If a small circular piece of radius 3.5cm is cut from the whole pizza what is the area of

the left out portion?

a)28.5cm² b)38.5cm² c) 78.5cm² d)115.5cm²​

Answer 1

Kk.

Plz mark me as the brainliest!!!

Hope it helps...